单词	同一緊要的
释义	同Equinecessary
随便看	ethylene union; ethylenic linkage ethylene urea ethyleneurea ethylene urea formaldehyde resin ethylene urea resin ethylene urea triazine precondensate ethylene vinyl acetate copolymer ethylene-vinylacetate copolymer ethylene vinyl acetate copolymer {= eva} ethylene-vinylacetate copolymer (eva) ethylene-vinyl acetate rubber ethylene-vinyl alcohol copolymer ethylene vinyle acetate ethylenic ethylenic bond ethylenic hydrocarbon ethylenic isomerism ethylenic linkage ethylenic linkage--ethylene union ethylenimid ethylenimid; ethylenimin; piperazin ethylenimin ethylenimine ethylenimine; aziridine; azirane ethyl erucate